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- 4c Echo I Communications for Peace plate proof
4c Echo I Communications for Peace plate proof
Object Details
- Description
- Certified plate proofs are the last printed proof of the plate before printing the stamps at the Bureau of Engraving and Printing. These plate proofs are each unique, with the approval signatures and date. For postal scholars these plates provide important production information in the plate margin inscriptions, including guidelines, plate numbers, and initials of the siderographer, or person who created the plate from a transfer roll.
- Plate No.26845
- Denomination: 4c
- Subject: Radio Waves Connecting Echo I and Earth, Echo I - Communcations for Peace Issue
- Color: deep violet
- Data Source
- National Postal Museum
- Date
- November 23, 1960
- Object number
- 0.252182.133
- Printer
- Bureau of Engraving and Printing
- Type
- Bureau Plate Proofs
- Medium
- paper; ink (deep violet) / engraving
- Place
- United States of America
- See more items in
- National Postal Museum Collection
- Title
- Scott Catalogue USA 1173
- Topic
- Space Exploration & the Universe
- Record ID
- npm_0.252182.133
- Usage
- CC0
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